<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <!-- import CSS -->
    <link rel="stylesheet" href="https://unpkg.com/element-ui/lib/theme-chalk/index.css">
    <style>
        .c1{
            height: 30px; background-color: #0aa1ed; border-radius: 5px;
            border: 1px solid red;
        }
    </style>
</head>
<body>
<div id="app">
<el-row :gutter="20">
    <el-col :span="12"><div class="c1">占12列</div></el-col>
    <el-col :span="12"><div class="c1">占12列</div></el-col>
</el-row>

<el-row>
    <el-col :span="8"><div class="c1">占8列</div></el-col>
    <el-col :span="8"><div class="c1">占8列</div></el-col>
    <el-col :span="8"><div class="c1">占8列</div></el-col>
</el-row>

<el-row>
    <el-col :span="6"><div class="c1">占6列</div></el-col>
    <el-col :span="6"><div class="c1">占6列</div></el-col>
    <el-col :span="6"><div class="c1">占6列</div></el-col>
    <el-col :span="6"><div class="c1">占6列</div></el-col>
</el-row>

<el-row style="width:1200px;margin: 0 auto">
    <el-col :span="4"><div class="c1">占4列</div></el-col>
    <el-col :span="4"><div class="c1">占4列</div></el-col>
    <el-col :span="4"><div class="c1">占4列</div></el-col>
    <el-col :span="4"><div class="c1">占4列</div></el-col>
    <el-col :span="4"><div class="c1">占4列</div></el-col>
    <el-col :span="4"><div class="c1">占4列</div></el-col>
</el-row>

<h1>分栏偏移</h1>
    <el-row>
        <el-col :span="20" :offset="2"><div class="c1">占20列</div></el-col>
    </el-row>

</div>
</body>
<!-- import Vue before Element -->
<script src="https://lf3-cdn-tos.bytecdntp.com/cdn/expire-1-M/vue/2.6.14/vue.min.js"></script>
<!-- import JavaScript -->
<script src="https://unpkg.com/element-ui/lib/index.js"></script>
<script>
    new Vue({
        el: '#app',
        data: function() {
            return {

            }
        }
    })
</script>
</html>